1146398297 has 4 divisors (see below), whose sum is σ = 1250616336. Its totient is φ = 1042180260.

The previous prime is 1146398257. The next prime is 1146398299. The reversal of 1146398297 is 7928936411.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 7928936411 = 11 ⋅720812401.

It is not a de Polignac number, because 1146398297 - 2⁶ = 1146398233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1146398299) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52109003 + ... + 52109024.

It is an arithmetic number, because the mean of its divisors is an integer number (312654084).

Almost surely, 2^1146398297 is an apocalyptic number.

It is an amenable number.

1146398297 is a deficient number, since it is larger than the sum of its proper divisors (104218039).

1146398297 is a wasteful number, since it uses less digits than its factorization.

1146398297 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104218038.

The product of its digits is 653184, while the sum is 50.

The square root of 1146398297 is about 33858.5040573266. The cubic root of 1146398297 is about 1046.5946508909.

The spelling of 1146398297 in words is "one billion, one hundred forty-six million, three hundred ninety-eight thousand, two hundred ninety-seven".